package com.hxzy.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.core.incrementer.IKeyGenerator;
import com.baomidou.mybatisplus.extension.incrementer.OracleKeyGenerator;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * https://baomidou.com/pages/2976a3/#spring-boot
 * mybatis-plus配置
 */
@MapperScan(basePackages = "com.hxzy.**.mapper")
@Configuration
public class MybatisPlusConfig {

    /**
     * 新的分页插件,一缓和二缓遵循ORACLE的规则,需要设置 MybatisConfiguration#useDeprecatedExecutor = false 避免缓存出现问题(该属性会在旧插件移除后一同移除)
     */
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.ORACLE));
        return interceptor;
    }

    /**
     * 配置oracle的主键的序列生成策略
     * @return
     */
    @Bean
    public IKeyGenerator keyGenerator(){
        return new OracleKeyGenerator();
    }
}
